# 计算客户最高贷款额度，参数分别是 存款、负债、年收入 单位是万元
def credit(saving, debt, revenue):
    max_loan = revenue * 5 + saving - debt
    return max_loan

if __name__ =='__main__':
    m = credit(revenue=1, saving=5, debt=2)
    print("您最高的贷款额度是:%d" %(m))
    
